Loosen cable retainer -A- and place complete wiring harness to side.
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Remove brackets for connectors from coolant pipe -arrows-.
Note
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Only loosen the nut with the left arrow until the retainer can be moved to the side.
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Plastic brackets are clipped on.
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For clarity, the illustration shows the intake manifold removed from the engine.
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Prise coupling rod -arrow- off intake manifold flap motor -V157-.
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Unscrew bolts -1- and -2- using 1/4" drive ratchet handle and T30 bit insert.
Note
The rear bolt -arrow - can only be unscrewed with a ratchet handle. The space between the bolt and the water pipe is very constricted.
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Remove intake manifold flap motor -V157- from intake manifold.
Installing
Install in reverse order. In the process, note the following:
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Insert bolts -1 and 2- by hand to prevent damage to the thread.
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Install turbocharger air recirculation valve -N249- → Chapter.
If the intake manifold flap motor -V157- or the intake manifold were renewed, the intake manifold flap potentiometer -G336- must be adapted to the engine control unit → Vehicle diagnostic tester„guided functions“.